A112486 - OEIS

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A112486 as a triangular array

1

1 1

2 5 3

6 26 35 15

24 154 340 315 105

120 1044 3304 4900 3465 945

720 8028 33740 70532 78750 45045 10395

5040 69264 367884 1008980 1571570 1406790 675675 135135

40320 663696 4302216 14777620 29957620

A112486 as a square array

`1`	`1`	`2`	`6`	`24`	`120`	`720`	`5040`	`40320`
`1`	`5`	`26`	`154`	`1044`	`8028`	`69264`	`663696`
`3`	`35`	`340`	`3304`	`33740`	`367884`	`4302216`
`15`	`315`	`4900`	`70532`	`1008980`	`14777620`
`105`	`3465`	`78750`	`1571570`	`29957620`
`945`	`45045`	`1406790`
`10395`	`675675`
`135135`

A112486 as an upper right triangle

`1`	`1`	`2`	`6`	`24`	`120`	`720`	`5040`	`40320`
	`1`	`5`	`26`	`154`	`1044`	`8028`	`69264`	`663696`
		`3`	`35`	`340`	`3304`	`33740`	`367884`	`4302216`
			`15`	`315`	`4900`	`70532`	`1008980`	`14777620`
				`105`	`3465`	`78750`	`1571570`	`29957620`
					`945`	`45045`	`1406790`
						`10395`	`675675`
							`135135`

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)